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Chart JS Compatibility #96

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Chart JS Compatibility #96

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19 changes: 19 additions & 0 deletions canvas2svg.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1191,6 +1191,23 @@
}
};

/* Chart JS v4.2.1 Compatibility */
ctx.prototype.getContext = function (contextId) {
if (String(contextId).toUpperCase() === '2D') {
return this
}
return null
}
ctx.prototype.style = function () {
return this.__canvas.style
}
ctx.prototype.getAttribute = function (prop_name) {
return this[prop_name]
}
ctx.prototype.resetTransform = function () {
this.setTransform(1, 0, 0, 1, 0, 0);
}

/**
* Not yet implemented
*/
Expand All @@ -1200,6 +1217,8 @@
ctx.prototype.putImageData = function () {};
ctx.prototype.globalCompositeOperation = function () {};
ctx.prototype.setTransform = function () {};
ctx.prototype.resetTransform = function() {};
ctx.prototype.addEventListener = function (type, listener, eventListenerOptions) {};

//add options for alternative namespace
if (typeof window === "object") {
Expand Down